The Thomas & Katherine Detre Library & Archives at the Senator John Heinz History Center is Western Pennsylvania’s preeminent source for researching the region’s rich history.
Access to the Detre Library & Archives at the Senator John Heinz History Center is free for all visitors. Visitors coming to the History Center solely to use the Library & Archives will not be charged admission; they will be given a special Library & Archives sticker at the Admissions Desk and directed to the 6th floor, where they will sign in. Paid admission to the museum is required to see the exhibits.
Wednesday – Saturday
10 a.m. – 5 p.m.
Other times available by appointment.
The Detre Library & Archives will be open by appointment only on Saturday, Dec. 23 and Saturday, Dec. 30. If you plan to utilize the collection on these two days, please contact the Library Reference desk at least three days in advance and we will have the materials requested ready for your review when you arrive. Thank you, and a “Very Merry Pittsburgh” to all Library & Archives patrons and volunteers.
Please contact the Library & Archives at 412-454-6362 or firstname.lastname@example.org prior to your visit to ensure the materials you need to access will be available.